WHOLESALE 25 PACK FLEXDRIVER BIT & SOCKET SET Flexible shafts drive screws & bolts in any location. Durable heat-treated CRV sockets and CRV bits. Contents: Driver bit sizes: PH0, PH1, PH2, PH2, PH3, SQ1, SQ2; slotted: 4mm, 5mm, 6mm, T10, T15, T20, PZ#2; Sockets: 3/16""Illinois Industrial Tools